package jicheng00;
public class zi extends fu{
    public  zi(){
        System.out.println("zi中无参构造方法被调用");}
    public  zi(int age){
        //测试类中不能直接调用父类中的有参构造方法，要用super在子类中实现
        super(2);
        System.out.println("zi中有参构造方法被调用");
    }
}